Table Of Contents - Panasonic NP-6R2MUQNZ-NZ Service Manual

TABLE OF CONTENTS

1 Specifications ------------------------------------------------------3
2 Control Panel -------------------------------------------------------4
3 Disassembly and Assembly Instructions -----------------5
3.1. Access PCB -------------------------------------------------5
3.1.1. Removing the protecting box -----------------------5
3.2. Access inlet valve ------------------------------------------6
3.3. Access drain pump ----------------------------------------7
3.4. Access heater -----------------------------------------------8
3.5. Access Washing Pump -----------------------------------9
3.6. Access NTC -------------------------------------------------9
3.7. Access Flowmeter -----------------------------------------9
3.8. Access Safety Hose ------------------------------------- 10
3.9. Access Diverter Valve----------------------------------- 10
4 Block Diagram --------------------------------------------------- 11
4.1. Water Circuit----------------------------------------------- 11
5 Troubleshooting ------------------------------------------------- 13
5.1. Location----------------------------------------------------- 13
5.2. PCB---------------------------------------------------------- 15
5.2.1. View of PCB ------------------------------------------ 15
5.2.2. Description -------------------------------------------- 16
5.3. Inlet valve -------------------------------------------------- 16
5.3.1. Working Principle ------------------------------------ 16
5.3.2. Possible cause of Malfunction ------------------- 16
5.3.3. Technical data ---------------------------------------- 17
5.3.4. Inspect inlet valve ----------------------------------- 17
5.4. Drain Pump ------------------------------------------------ 18
5.4.1. Working Principle ------------------------------------ 18
5.4.2. Possible cause of Malfunction ------------------- 18
5.4.3. Technical data ---------------------------------------- 18
5.4.4. Inspect drain pump---------------------------------- 19
5.5. Heater ------------------------------------------------------- 20
5.5.1. Technical data ---------------------------------------- 20
5.5.2. Possible cause of Malfunction ------------------- 20
5.5.3. Inspect heater ---------------------------------------- 20
5.6. Washing Pump-------------------------------------------- 21
5.6.1. Possible cause of Malfunction ------------------- 21
5.6.2. Technical data ---------------------------------------- 21
5.6.3. Inspect Washing Pump ---------------------------- 22
5.7. Pressure Switch ------------------------------------------ 23
5.7.1. Working Principle ------------------------------------ 23
5.8. NTC---------------------------------------------------------- 24
5.8.1. Working Principle ------------------------------------ 24
5.8.2. Inspect NTC ------------------------------------------ 25
5.9. Flowmeter -------------------------------------------------- 26
5.9.1. Working Principle ------------------------------------ 26
5.9.2. Inspect Flowmeter----------------------------------- 27
5.10. Safety Hose------------------------------------------------ 28
5.10.1. Location of Safety Hose --------------------------- 28
5.10.2. Working Principle ------------------------------------ 28
5.10.3. Inspect Safety Hose -------------------------------- 29
5.11. Diverter Valve --------------------------------------------- 29
5.11.1. Work Principle ---------------------------------------- 29
5.12. Error code -------------------------------------------------- 29
5.12.1. How to know which error code has
occurred ----------------------------------------------- 29
5.12.2. Attention ----------------------------------------------- 30
5.12.3. Error code symptom -------------------------------- 31
5.13. Inspection -------------------------------------------------- 32
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5.13.1. E1 tree ------------------------------------------------- 32
5.13.2. E3 tree ------------------------------------------------- 33
5.13.3. E4 tree ------------------------------------------------- 34
5.13.4. E6 & E7 tree------------------------------------------ 35
5.14. Troubleshooting ------------------------------------------ 36
6 Test Method ------------------------------------------------------ 41
6.1. Test Program---------------------------------------------- 41
6.2. How to activate Test program ------------------------ 41
6.3. Procedure-------------------------------------------------- 42
7 Exploded View--------------------------------------------------- 43
8 Replacement Part List ---------------------------------------- 51
8.1. Part List ---------------------------------------------------- 51
8.2. Packing List ----------------------------------------------- 52
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